public class Example6_1 {
	   public static void main(String args[]) {
		   China zhang; 
	     	   Japan henlu;
		   zhang=new China();   
	 	   henlu=new Japan();  
	   	   zhang.number=32+Computable.MAX; 
	     	   henlu.number=14+Computable.MAX;
		   System.out.println("zhang的学号"+zhang.number+",zhang求和结果"+zhang.f(100));
	 	   System.out.println("henlu的学号"+henlu.number+",henlu求和结果"+henlu.f(100));
     	   }
}
